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<title>Luminance HDR User Manual — Tonemapping operators reference — Ferradans</title>
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<h2>Ferradans</h2>

The implementation of a tone mapping operator as described in:

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S. Ferradans, M. Bertalmio, E. Provenzi and V. Caselles
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An analysis of visual adaptation and contrast perception for tone mapping.
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In: Trans. on Pattern Analysis and Machine Intelligence, 2011.

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Note that this operator does NOT usually require gamma correction.
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<H3>OPTIONS</H3>

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<DT><B>Rho</B><DD>
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Controls over all lightness(related to the adaptation level), the greater the value the brighter the final image. Default value: -2
<DT><B>Inverse Alpha</B><DD>
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Controls the level of detail, the higher the value the bigger the level of detail enhancement. Default value: 5

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